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Efficient and Green Embedding of Virtual Data Centers with Mixture of Unicast and Multicast Services

  • Chao Guo
  • , Kai Xu
  • , Sanjay Kumar Bose
  • , Moshe Zukerman
  • , Gangxiang Shen

Research output: Contribution to journal › Article › peer-review

8 Citations (Scopus)

Abstract

The improved efficiency achieved by virtualizing data centers (DCs) has been well established. In this paper, we propose a mixed Virtual Data Center (VDC) capable of supporting both unicast and multicast services. We provide a new method to realize the embedding of these VDCs. We also provide a Mixed Integer Linear Programming (MILP) formulation and a scalable heuristic algorithm for efficiently embedding its demands. Numerical results show that mixed VDC embedding supporting both unicast and multicast services performs significantly better than existing embedding methods in terms of system cost, power consumption, link capacity utilization, and VDC acceptance ratio.

Original languageEnglish
Article number8633411
Pages (from-to)1008-1021
Number of pages14
JournalIEEE Transactions on Cloud Computing
Volume9
Issue number3
DOIs
Publication statusPublished - 1 Jul 2021
Externally publishedYes

Keywords

  • Data center
  • multicast
  • unicast
  • virtual data center

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